Answer: c
Step-by-step explanation:
Answer:
1 mile = 1.60 km
? mile = 620 ÷ 1.60 km
385.25 miles
x² = 80² + 39²
x² = 6400 + 1521
x² = 7921
x = 89 inches
Dave + 6 friends = 7 friends in total
84 ÷ 7 = 12
Each friend paid $12